Add a couple of notes regarding how to use the content
Also moved jenkins pipeline writing questions to scenarios section.
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README.md
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README.md
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# DevOps Interview Questions
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<p align="center">"<i>DevOps is not a goal, but a never-ending process of continual improvement.</i>" - Jez Humble</p>
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****
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:information_source: This repository contains interview questions on various DevOps related topics
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:bar_chart: There are currently **172** interview questions
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:bar_chart: There are currently **170** interview questions
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:warning: Some answers might be only partial and shouldn't be used as they are in interviews
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:exclamation: You don't need to know how to answer all the questions here. DevOps is not about specific set of tools or technologies.
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:exclamation: Some questions are very specific and will be asked only if you are interviewing to a specialized role (e.g. Ansible Expert)
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:pencil: You can add more questions & answers by submitting pull requests :)
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****
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@ -78,10 +79,6 @@ Each piece of code (change/patch) is verified, to make the change is safe to mer
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<summary>What are the anti-patterns of DevOps?</summary><br><b>
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</b></details>
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<details>
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<summary>Which DevOps tools you consider as top tools? Which tools have you worked with?</summary><br><b>
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</b></details>
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<details>
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<summary>What systems and/or tools are you using for the following?:
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@ -128,10 +125,6 @@ You may use one or all of the following:
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<summary>What scripting language are you familiar with? why specifically this one?</summary><br><b>
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</b></details>
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<details>
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<summary>Describe some of the scripts you have written. What are they used for? how long did it take you to write them?</summary><br><b>
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</b></details>
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<details>
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<summary>How long do you think it would take you to learn another language?</summary><br><b>
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</b></details>
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@ -210,8 +203,7 @@ This situation might lead to bugs which hard to identify and reproduce.
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<summary>In what scenarios would you prefer to use SQL?</summary><br><b>
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* Homogeneous data, no changes anticipated
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* ACID compliance is important to you
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* ACID compliance is important
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</b></details>
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<details>
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@ -236,14 +228,7 @@ This situation might lead to bugs which hard to identify and reproduce.
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</b></details>
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<details>
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<summary>What plugins are you using in Jenkins? Which do you consider to most useful?</summary><br><b>
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</b></details>
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<details>
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<summary>Installation questions</summary><br><b>
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* How to install Jenkins?
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* How to install a plugin?
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* How to install an agent?
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<summary>What plugins are you using in Jenkins? Which do you consider to be the most useful?</summary><br><b>
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</b></details>
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<details>
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@ -262,27 +247,23 @@ This situation might lead to bugs which hard to identify and reproduce.
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<summary>How to secure Jenkins?</summary><br><b>
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</b></details>
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##### Writing pipelines
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<details>
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<summary>Can you write a pipeline which will run unit tests upon git push to a certain repository?</summary><br><b>
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</b></details>
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<a name="jenkins-advanced"></a>
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#### :star: Advanced
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<details>
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<summary>Write a script to remove all the jobs which include the string "REMOVE_ME"</summary><br><b>
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<summary>How to acquire multiple slaves for one specific build?</summary><br><b>
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</b></details>
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##### Writing pipelines
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<details>
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<summary>There are four teams in your organization. How to prioritize the builds of each team? So the jobs of team x will always run before team y</summary><br><b>
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</b></details>
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<details>
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<summary>Can you write a pipeline which will do to the following?:
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<summary>Do you have experience with developing a Jenkins plugin? Can you describe this experience?</summary><br><b>
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</b></details>
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* Provision an instance (can also be a container)
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* Configure the instance as Apache web server
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* Deploy a web application on the provisioned instance</summary><br><b>
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<details>
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<summary>If you are managing a dozen of jobs, you can probably use the Jenkins UI. How do you manage the creation and deletion of hundreds of jobs every week/month?</summary><br><b>
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</b></details>
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@ -1121,6 +1102,10 @@ set([food for bro in x for food in bro['food']])
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```
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</b></details>
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<details>
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<summary>Explain what is GIL</summary><br><b>
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</b></details>
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## Prometheus
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<details>
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@ -1333,3 +1318,5 @@ and considerations.
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* [Elasticsearch & Kibana on AWS](scenarios/elk_kibana_aws.md)
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* [Ansible, Minikube and Docker](scenarios/ansible_minikube_docker.md)
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* [Cloud Slack bot](scenarios/cloud_slack_bot.md)
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* [Writing Jenkins Scripts](scenarios/jenkins_scripts.md)
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* [Writing Jenkins Pipelines](scenarios/jenkins_pipelines.md)
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